Finding the Fourth Proportional to 1,727.55, 2,382.89 and 1,028.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,727.55 : 2,382.89 = 1,028.25 : x
2. Step 2: Convert to fraction form
   1,727.55/2,382.89 = 1,028.25/x
3. Step 3: Cross multiply
   1,727.55x = 2,382.89 × 1,028.25
4. Step 4: Simplify right side
   1,727.55x = 2,450,201.50
5. Step 5: Solve for x
   x = 2,450,201.50/1,727.55
6. Step 6: Final answer
   x = 1,418.31